As an essential part in H.264/AVC,loop-filter plays an important role in removing annoying blocking distortion.However,it is very hard to implement in real-time for its high computing complexity.

• 环路滤波器是H.；264视频编码标准的一个重要选项；在去除混合编码带来的块效应的过程中起着重要的作用；但是其计算复杂度较高；不利实时实现。